Reducing Wrong Labels in Distant Supervision for Relation Extraction.
Shingo TakamatsuIssei SatoHiroshi NakagawaPublished in: ACL (1) (2012)
Keyphrases
- relation extraction
- automatic extraction
- information extraction
- named entities
- domain specific
- semantic relations
- dependency tree
- named entity recognition
- question answering
- semantic features
- semantic role labeling
- broad coverage
- dependency trees
- weakly supervised
- pairwise
- natural language processing
- active learning
- reference resolution
- tree kernels
- text mining
- information retrieval
- training set
- parse tree
- maximum entropy
- low level
- domain knowledge
- artificial intelligence